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//===-- DWARFIndex.h -------------------------------------------*- C++ -*-===//
//
// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
// See https://llvm.org/LICENSE.txt for license information.
// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
//
//===----------------------------------------------------------------------===//
#ifndef LLDB_SOURCE_PLUGINS_SYMBOLFILE_DWARF_DWARFINDEX_H
#define LLDB_SOURCE_PLUGINS_SYMBOLFILE_DWARF_DWARFINDEX_H
#include "Plugins/SymbolFile/DWARF/DIERef.h"
#include "Plugins/SymbolFile/DWARF/DWARFDIE.h"
#include "Plugins/SymbolFile/DWARF/DWARFFormValue.h"
#include "lldb/Target/Statistics.h"
class DWARFDeclContext;
class DWARFDIE;
namespace lldb_private {
class DWARFIndex {
public:
DWARFIndex(Module &module) : m_module(module) {}
virtual ~DWARFIndex();
virtual void Preload() = 0;
/// Finds global variables with the given base name. Any additional filtering
/// (e.g., to only retrieve variables from a given context) should be done by
/// the consumer.
virtual void
GetGlobalVariables(ConstString basename,
llvm::function_ref<bool(DWARFDIE die)> callback) = 0;
virtual void
GetGlobalVariables(const RegularExpression ®ex,
llvm::function_ref<bool(DWARFDIE die)> callback) = 0;
/// \a cu must be the skeleton unit if possible, not GetNonSkeletonUnit().
virtual void
GetGlobalVariables(DWARFUnit &cu,
llvm::function_ref<bool(DWARFDIE die)> callback) = 0;
virtual void
GetObjCMethods(ConstString class_name,
llvm::function_ref<bool(DWARFDIE die)> callback) = 0;
virtual void
GetCompleteObjCClass(ConstString class_name, bool must_be_implementation,
llvm::function_ref<bool(DWARFDIE die)> callback) = 0;
virtual void GetTypes(ConstString name,
llvm::function_ref<bool(DWARFDIE die)> callback) = 0;
virtual void GetTypes(const DWARFDeclContext &context,
llvm::function_ref<bool(DWARFDIE die)> callback) = 0;
virtual void
GetNamespaces(ConstString name,
llvm::function_ref<bool(DWARFDIE die)> callback) = 0;
virtual void
GetFunctions(ConstString name, SymbolFileDWARF &dwarf,
const CompilerDeclContext &parent_decl_ctx,
uint32_t name_type_mask,
llvm::function_ref<bool(DWARFDIE die)> callback) = 0;
virtual void
GetFunctions(const RegularExpression ®ex,
llvm::function_ref<bool(DWARFDIE die)> callback) = 0;
virtual void Dump(Stream &s) = 0;
StatsDuration GetIndexTime() { return m_index_time; }
protected:
Module &m_module;
StatsDuration m_index_time{0.0};
/// Helper function implementing common logic for processing function dies. If
/// the function given by "ref" matches search criteria given by
/// "parent_decl_ctx" and "name_type_mask", it is inserted into the "dies"
/// vector.
bool ProcessFunctionDIE(llvm::StringRef name, DIERef ref,
SymbolFileDWARF &dwarf,
const CompilerDeclContext &parent_decl_ctx,
uint32_t name_type_mask,
llvm::function_ref<bool(DWARFDIE die)> callback);
class DIERefCallbackImpl {
public:
DIERefCallbackImpl(const DWARFIndex &index,
llvm::function_ref<bool(DWARFDIE die)> callback,
llvm::StringRef name);
bool operator()(DIERef ref) const;
private:
const DWARFIndex &m_index;
SymbolFileDWARF &m_dwarf;
const llvm::function_ref<bool(DWARFDIE die)> m_callback;
const llvm::StringRef m_name;
};
DIERefCallbackImpl
DIERefCallback(llvm::function_ref<bool(DWARFDIE die)> callback,
llvm::StringRef name = {}) const {
return DIERefCallbackImpl(*this, callback, name);
}
void ReportInvalidDIERef(DIERef ref, llvm::StringRef name) const;
};
} // namespace lldb_private
#endif // LLDB_SOURCE_PLUGINS_SYMBOLFILE_DWARF_DWARFINDEX_H
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